• HAZARDOUS DUTY® DIVISION 1 EXPLOSION PROOF MOTORS • NEMA® PREMIUM XRI® MOTOR, CLASS I AND II, GROUPS C, D, F & G • BLUE CHIP SERIES® SEVERE DUTY, THREE PHASE MOTORS • FEATURES: • Meets NEMA Premium efficiencies • Bearing Current Protection (BCP), as noted • 10:1 variable torque, see Inverter Duty column for constant torque • MAX GUARD® Class F insulation • Blue Chip Series® motor quality, 100% cast iron construction for rigidity and reduced vibration • Internal and external surfaces treated with epoxy paint • 1.15 service factor on sinewave or 1.0 service factor on IBGT power • Precision balanced to .08”/sec. • Extended grease tubes • Normally closed thermostats (must be connected to control circuit) • Meets temperature code T3B • Shaft slinger • Nameplated 60/50 Hz, 190/380 volts, at next lower HP, as noted • Ball bearings (except as noted) • UL listed file no. E12044 • CSA certified file no. LR47504 • Three year warranty • MOD CENTRAL AVAILABLE FOR: C-Face kit modifications F2 mounting • Model 256TTGN16509